GitHub user bomeng opened a pull request:
https://github.com/apache/spark/pull/13141
[SPARK-14752] [SQL] fix kryo ordering serialization
## What changes were proposed in this pull request?
When using Kryo as serializer and we will get `NullPointerException`
exception for query with `ORDER BY'.
## How was this patch tested?
I've added a new test cases to HashedRelationSuite.scala, since this issue
is kind of related to Spark-14521.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/bomeng/spark SPARK-14752
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/13141.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #13141
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commit 66f0e6c352bae9e65eadada19b1cfead8b06b3aa
Author: bomeng <bm...@us.ibm.com>
Date: 2016-05-16T23:42:22Z
fix kryo serialization
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